SenTix®: Standard electrodes with gel and precision electrodes with liquid gel electrolyte for pH measurements in lab applications and in the field Maintenance-free gel reference system across the entire product life Quick repsonse time by good connection to the medium for electrodes…

All in one - one for all! photoLab® 7100 VIS of 320 – 1100 nm supports the fastest and affordable routine analysis via barcoded test kits for round and rectangular cuvettes. More than 250 methods are available for water analytics, galvanics and general lab analytics. Special…

The portable WTW ProfiLine meter series is available in three (3) series versions, the 3110/3205-Basic series, 3210-Professional series and 3310-Advanced series, each with a distinct level of sophistication for the independent measurement of pH, conductivity, or dissolved oxygen. All versions have…

Electrodes 4258A53 electrode allows ORP measurements to be performed with all WTW pH/mV meters. Requires 4258A57 cable for use with Inolab Meters.

Specialists for all cases - pH electrodes for special applications can determine the pH value of surfaces, suspended solids, suspensions and much more Wide selection of special measurements Adaptation to the sample consistency by special glass membranes Optimal measuring accuracy by…

The WTW MultiLine IDS series of meters are the first of their kind, redefining the way electrochemical measurements are conducted. The innovative, digital technology of the MultiLine IDS series eliminates the need for dedicated meters for specific parameter measurements; now, measuring is simply a…

Conductivity measuring cells with graphite electrodes in two and four pin models for standard measurements in aqueous solutions in the field and in the lab No measuring errors due to cable, polarization effects or changes of the electrical edge field Highest precision and linearity …

The portable WTW ProfiLine meter series is available in three (3) series versions, the 3110/3205-Basic series, 3210-Professional series and 3310-Advanced series, each with a distinct level of sophistication for the independent measurement of pH, conductivity, or dissolved oxygen. All versions have…

Multi 3320: The Environmental Expert The Multi 3320 for measurement of pH, ORP, ISE, conductivity and dissolved oxygen (electro chemical) is a perfect meter for environmental applications in ground and surface water, aqua culture, waste water treatment plants and much more. An integrated ISE…

WTW offers decades of expertise in high quality, rugged conductivity cell technology, and now the new IDS conductivity cells build upon this proven technology including the automatic transfer of the cell constant feature to eliminate operation errors. Two models are available to cover the entire…

pH/Cond 3320:  Professional pH/conductivity meter with 2 inputs (DIN, 8 pin socket), backlit graphic display, for mobile application with data logger and USB interface. Single instrument including short instruction manual, CD-ROM and batteries, cable. pH/Cond 3320  SET 2: …

The FDO® 925’s small dimensions make it suitable for lab and process . The flow-free, easy-to-clean, beveled membrane allows it to be used in containers with low sample volumes. Low oxygen concentrations under 1 mg/l can also be detected accurately. The fast and flow-free FDO®…

pH/ORP electrodes are the most commonly used electrochemical sensors. At the same time, they provide the most sensitive measuring signals and must be serviced and calibrated on a routine basis. The concept of IDS sensors precisely takes effect here. Digital data transfer without interferences…

Ion selective electrodes for the electro-chemical concentration determination of selected ions - combined electrodes as well as half cells available. Cost-effective process with few samples Wide selection of electrodes for different ions Easy handling by combined electrodes …

The portable WTW ProfiLine meter series is available in three (3) series versions, the 3110/3205-Basic series, 3210-Professional series and 3310-Advanced series, each with a distinct level of sophistication for the independent measurement of pH, conductivity, or dissolved oxygen. All versions have…

The calibration and storage containers for the WTW oxygen sensors are suitable for the standard conform calibration (DIN ISO 5814 or DIN ISO 17289: 2014-12) with water steam saturated air as well as for storage of the sensors to protect the sensitive membrane.

OxiTop-i B - OxiTop®-i measuring head blue, menu-operated, with backlit graphic LCD, control LED, operating buttons, for direct BOD readings, volume pre-selection, measurement duration between 1 and 7 days selectable, display of measuring curve, display of current readings.

Technical buffering solutions for pH 4.01, pH 7.00 and pH 10.01: pH 4.01, pH 7.00 and pH 10.01 are available in the practical 50mL bottles as well as in 1L special bottles with dosing device and pour spout.  The buffer 10.0 is a special case: It is only still suitable for…

Test resistors and calibration solutions to test the meters with conductivity function as well as to calibrate the system from the device and conductivity measuring cell Optimal measuring safety by PTB/NIST traceable standard solutions Easy device check by highly precise test resistors …

IDS ORP electrodes are used to measure oxidation or reduction potentials in waterous solutions - with integrated temperature sensor Safe measured values due to signal processing in the sensor Integrated temperature sensor NTC 30 kOhm for precise value documentation Best possible GLP…

Evaluation possibility/data transfer to PC for documentation according to GLP with the respirometric OxiTop® Control meter for BOD self check measurement Convenient operation via controller Suitable for large sample volumes - up to 100 parallel samples Time-saving and error-free…

Phosphate standard solution traceable to SRM from NIST KH2PO4 in H2O 1000 mg/l PO4 Certipur®.